Add ram API

Signed-off-by: INFINEON\DovhalA <Artem.Dovhal@infineon.com>
mcu-tools · Jul 12, 2023 · 99aa511 · 99aa511
1 parent 3aaafe1
commit 99aa511
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Showing 3 changed files with 41 additions and 3 deletions.
diff --git a/boot/bootutil/include/bootutil/bootutil.h b/boot/bootutil/include/bootutil/bootutil.h
@@ -79,12 +79,19 @@ struct image_trailer {
 
 /* you must have pre-allocated all the entries within this structure */
 fih_ret boot_go(struct boot_rsp *rsp);
-fih_ret boot_go_for_image_id(struct boot_rsp *rsp, uint32_t image_id);
+fih_ret boot_go_for_image_id_flash(struct boot_rsp *rsp, uint32_t image_id);
+
+#if defined(MCUBOOT_DIRECT_XIP) || defined(MCUBOOT_RAM_LOAD)
+fih_ret boot_go_for_image_id_ram(struct boot_rsp *rsp, uint32_t image_id);
+#endif
 
 struct boot_loader_state;
 void boot_state_clear(struct boot_loader_state *state);
 fih_ret context_boot_go_flash(struct boot_loader_state *state, struct boot_rsp *rsp);
+
+#if defined(MCUBOOT_DIRECT_XIP) || defined(MCUBOOT_RAM_LOAD)
 fih_ret context_boot_go_ram(struct boot_loader_state *state, struct boot_rsp *rsp);
+#endif
 
 #define SPLIT_GO_OK (0)
 #define SPLIT_GO_NON_MATCHING (-1)

diff --git a/boot/bootutil/src/loader.c b/boot/bootutil/src/loader.c
@@ -3354,7 +3354,7 @@ boot_go(struct boot_rsp *rsp)
  * @return FIH_SUCCESS on success; nonzero on failure.
  */
 fih_ret
-boot_go_for_image_id(struct boot_rsp *rsp, uint32_t image_id)
+boot_go_for_image_id_flash(struct boot_rsp *rsp, uint32_t image_id)
 {
  FIH_DECLARE(fih_rc, FIH_FAILURE);
 
@@ -3371,6 +3371,37 @@ boot_go_for_image_id(struct boot_rsp *rsp, uint32_t image_id)
  FIH_RET(fih_rc);
 }
 
+#if defined(MCUBOOT_DIRECT_XIP) || defined(MCUBOOT_RAM_LOAD)
+/**
+ * Prepares the booting process, considering only a single image. This function
+ * moves images around in flash as appropriate, and tells you what address to
+ * boot from.
+ *
+ * @param rsp On success, indicates how booting should occur.
+ *
+ * @param image_id The image ID to prepare the boot process for.
+ *
+ * @return FIH_SUCCESS on success; nonzero on failure.
+ */
+fih_ret
+boot_go_for_image_id_ram(struct boot_rsp *rsp, uint32_t image_id)
+{
+ FIH_DECLARE(fih_rc, FIH_FAILURE);
+
+ if (image_id >= BOOT_IMAGE_NUMBER) {
+ FIH_RET(FIH_FAILURE);
+ }
+
+#if BOOT_IMAGE_NUMBER > 1
+ memset(&boot_data.img_mask, 1, BOOT_IMAGE_NUMBER);
+ boot_data.img_mask[image_id] = 0;
+#endif
+
+ FIH_CALL(context_boot_go_ram, fih_rc, &boot_data, rsp);
+ FIH_RET(fih_rc);
+}
+#endif
+
 /**
  * Clears the boot state, so that previous operations have no effect on new
  * ones.

diff --git a/ci/fih_test_docker/fi_tester_gdb.sh b/ci/fih_test_docker/fi_tester_gdb.sh
@@ -41,7 +41,7 @@ function skip_instruction {
  cat >commands.gdb <<EOF
 target remote localhost: 1234
 file $IMAGE_DIR/bl2.axf
-b boot_go_for_image_id if image_id == 0
+b boot_go_for_image_id_flash if image_id == 0
 continue
 delete breakpoints 1
 b *$SKIP_ADDRESS